ok boot net
Boot device: /pci@1f,0/ethernet@c  File and args:
Using Onboard Transceiver - Link Up.
15400
Server IP address: 192.168.7.3
Client IP address: 192.168.7.52
 >> NetBSD/sparc64 OpenFirmware Boot, Revision
 >> (mrg@powerofseven.eterna.com.au, Sat Aug 19 02:35:03 EST 2000)
Using Onboard Transceiver - Link Up.
Using BOOTP protocol: ip address: 192.168.7.52, netmask: 255.255.255.0
root addr=192.168.7.3 path=/clients/netra/root
loadfile: reading header
elf64_exec: Booting /pci@1f,0/ethernet@c/netbsd
4319184@0x1000000+538136@0x141e7d0
symbols @ 0xfff00300 74+253824+131235 start=0x1000000
chain: calling OF_chain(800000, ef18, 1000000, fffc5a80, 18)
[ using 385912 bytes of netbsd ELF symbol table ]
pmap_bootstrap: could not claim physical dseg extention at 67ca2000 size 35e000
console is unknown
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001
     The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
     The Regents of the University of California.  All rights reserved.

NetBSD 1.5U (GENERIC) #15: Tue Apr 10 12:07:43 PDT 2001
     eeh@nonplus.netbsd.org:/home5/src/src/sys/arch/sparc64/compile/GENERIC
total memory = 128 MB
avail memory = 108 MB
using 832 buffers containing 6656 KB of memory
bootpath: /pci@1f,0/ethernet@c,0
mainbus0 (root): SUNW,UltraAX-i2
cpu0 at mainbus0: SUNW,UltraSPARC-IIe @ 400 MHz, version 0 FPU
cpu0: physical 4K instruction (32 b/l), 4K data (32 b/l), 2048K external 
(64 b/l)
pcons0 at mainbus0
No counter-timer -- using %tick at 400MHz as system clock.
Kernelized RAIDframe activated
root device:


Alas, it didn't go down the device tree but it's a start.
--
Matt Thomas               Internet:   matt@3am-software.com
3am Software Foundry      WWW URL:    http://www.3am-software.com/bio/matt/
Cupertino, CA             Disclaimer: I avow all knowledge of this message